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Finding the Fourth Proportional to 17,471.43, 26,200.80 and 6,375.51

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Solution

The fourth proportional to 17,471.43, 26,200.80 and 6,375.51 is: 9,560.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,471.43 : 26,200.80 = 6,375.51 : x
  2. Step 2: Convert to fraction form
    17,471.43/26,200.80 = 6,375.51/x
  3. Step 3: Cross multiply
    17,471.43x = 26,200.80 × 6,375.51
  4. Step 4: Simplify right side
    17,471.43x = 167,043,462.41
  5. Step 5: Solve for x
    x = 167,043,462.41/17,471.43
  6. Step 6: Final answer
    x = 9,560.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.